Patents
Sitemap › F02 - Combustion engines; Hot-gas or combustion-product engine plants › F02P - Ignition, other than compression ignition, for internal-combustion engines; Testing of ignition timing in compression-ignition engines › F02P 11 - Safety means for electric spark ignition, not otherwise provided for
Patents for F02P 11 - Safety means for electric spark ignition, not otherwise provided for (1,437)
08/1983
08/23/1983US4399802 Ignition energy control method and system
08/23/1983US4399801 Overrun prevention ignition system with ignition angle retardation circuit
07/1983
07/05/1983US4391237 Apparatus for use in starting a diesel engine
06/1983
06/22/1983EP0081648A1 Fail-safe system for automotive engine control system for fail-safe operation as crank angle sensor fails operation thereof and fail-safe method therefor, and detection of fault in crank angle sensor
05/1983
05/31/1983US4385617 Over-rotation preventing device for internal combustion engines
05/25/1983EP0079408A1 Safety ignition interlock switch device for vehicle transmission
04/1983
04/26/1983US4381042 Excessive idle termination system
04/05/1983US4378769 Digital ignition control for a magnetopowered ignition system of an internal combustion engine
03/1983
03/09/1983EP0073563A2 Position control mechanisms for vehicle ignition locks
03/01/1983US4375205 Glow plug control circuit
02/1983
02/01/1983US4371051 Automatic switching-off arrangement
01/1983
01/25/1983US4370618 Circuit for recognizing cyclically occurring pulse sequences
01/18/1983US4368717 Automatic shut-off circuit for electronic ignition system
12/1982
12/21/1982US4364344 Internal combustion engine with initial ignition suppression during cranking
12/07/1982CA1137222A1 Vehicle monitoring and recording system
11/1982
11/24/1982EP0065221A2 Internal combustion engine control apparatus
11/09/1982US4357919 Ignition timing control apparatus for internal combustion engines
11/02/1982US4356809 Automotive stall circuit
08/1982
08/31/1982CA1130659A1 Marine propulsion device including ignition interruption means to assist transmission shifting
08/24/1982US4345553 Multiple step advance with magnetic trigger rotor
08/17/1982US4344395 Ignition system with ignition timing retarding circuit for internal combustion engine
08/10/1982US4343273 Ignition system with overrun prevention
08/04/1982EP0056989A2 Portable gas-powered tool with linear motor
07/1982
07/27/1982US4342061 Voltage reduction safety circuit
07/06/1982CA1127231A1 Electronically controlled c.d. ignition and interlocking shut-off system
06/1982
06/30/1982EP0055176A1 Ignition and reignition apparatus for a gas turbine
06/29/1982US4336778 Safety limiter for engine speed
06/01/1982CA1124776A1 Capacitor discharge ignition system having automatic spark advance
05/1982
05/25/1982US4331922 Test apparatus for testing internal combustion spark ignition systems
05/25/1982US4331921 Test apparatus for testing internal combustion engine electronic spark ignition systems
05/11/1982USRE30928 Engine control
04/1982
04/20/1982US4325350 Alternator-powered breakerless capacitor discharge ignition system having improved low-speed timing characteristics
04/07/1982EP0048919A2 Internal combustion engine contactless ignition system of supply voltage variation compensation type
01/1982
01/26/1982US4312315 System for digital control of operation of internal combustion engine
12/1981
12/22/1981US4306536 Pulse controlled spark advance unit for an internal combustion engine ignition system
12/22/1981US4306535 High speed spark advancer for an internal combustion engine ignition system
12/08/1981US4304200 Fuel injection systems for mixture compressing spark-ignition internal combustion engine
11/1981
11/03/1981US4297977 Ignition system for an internal combustion engine
10/1981
10/06/1981US4292939 Fail safe devices for use with devices for limiting the speed of revolution of an internal combustion engine
09/1981
09/30/1981EP0036614A1 Ignition coil for combustion engines, particularly for engines with electronic ignition, and process for its manufacture
09/29/1981US4292591 Ignition performance monitor for permanent installation
09/22/1981US4291237 Anti-theft system for automotive vehicles
09/15/1981US4290134 Multiplex information handling system
08/1981
08/25/1981US4285322 Apparatus for controlling an ignition coil of an internal combustion engine
08/19/1981EP0033865A1 Device for starting and stopping a vehicle's internal-combustion engine
08/18/1981CA1107347A1 Ignition system for internal combustion engines
07/1981
07/07/1981US4276868 Capacitor discharge ignition system having automatic spark advance
06/1981
06/02/1981US4270414 Ignition control for better gear shifting in an automotive vehicle
05/1981
05/12/1981US4267569 Micro-computer system for control and diagnosis of motor vehicle functions
04/1981
04/28/1981CA1100174A1 Electronic ignition system and internal combustion engine with aforementionned system
04/21/1981US4262622 Marine propulsion device including ignition interruption means to assist transmission shifting
04/08/1981EP0026424A1 Device for turning off an internal-combustion engine
02/1981
02/24/1981US4252095 Ignition system for an internal combustion engine
02/24/1981CA1096255A1 Method to prevent unauthorized use of combustion engine driven vehicles, ships, other equipment including combustion engines only and a device according to the method
02/17/1981US4250846 Electronic ignition system and an internal combustion engine equipped with this system
01/1981
01/20/1981US4246566 Malfunction diagnosing apparatus for electronic control system for vehicles
01/13/1981US4244337 Ignition system for internal combustion engines
12/1980
12/10/1980EP0020070A1 Circuit for distinguishing specific pulse patterns in a pulse train
12/10/1980EP0020068A1 A test procedure for testing an internal combustion engine electronic ignition system
12/10/1980EP0020067A1 Test apparatus for testing internal combustion engine electronic spark ignition systems
12/09/1980CA1091331A1 Internal combustion engine shut-off device
12/02/1980US4236494 Electronically controlled C.D. ignition and interlocking shut-off system
11/1980
11/25/1980US4235181 Automatic blower control system for inboard marine engines
11/18/1980US4233951 Ignition circuit for internal combustion engines
11/18/1980US4233950 Safety interlock for an engine ignition system
10/1980
10/01/1980EP0016218A1 Device for controlling, in combustion motor machines, operations which are repetitive and which depend on running parameters.
09/1980
09/23/1980US4223657 Safety device for controlling an ignition circuit
08/1980
08/26/1980US4218998 Spark ignition systems for internal combustion engines
07/1980
07/29/1980US4215284 Pole-shoe magnet group for magnetomotive device
07/08/1980US4211195 Overspeed ignition system
06/1980
06/24/1980CA1080299A1 Triggered ignition system for internal combustion engines with anti-reverse running control
06/17/1980CA1079795A1 C.d. ignition system with noise rejection means
05/1980
05/20/1980US4203403 Ignition device for an internal combustion engine
04/1980
04/22/1980US4198933 Governor system for internal combustion engines
04/03/1980WO1980000597A1 Device for controlling,in combustion motor machines,operations which are repetitive and which depend on running parameters
03/1980
03/18/1980US4193385 Engine stopping device
03/11/1980CA1073518A1 Electronic ignition device for internal combustion engines
03/11/1980CA1073364A1 Protection system for exhaust purifying catalytic converter of internal combustion engine
01/1980
01/29/1980US4185605 Engine starter and blower interlock system
01/01/1980US4181113 Engine ignition system with voltage monitoring
12/1979
12/12/1979EP0006010A1 Anti-theft system for automotive vehicles
10/1979
10/23/1979US4171687 Revolution limiters
10/09/1979CA1063895A1 Engine with air-cooled non-contact ignition system
07/1979
07/24/1979US4162486 Encoded electrical control systems
07/17/1979CA1058693A1 Rotor controlled automatic spark advance
05/1979
05/22/1979US4155341 Ignition system
05/22/1979CA1055082A1 Automatic ignition disconnect switch
05/08/1979US4153031 Apparatus for preventing sparks in the ignition system of an engine while the engine is at rest
04/1979
04/03/1979US4147151 Engine malfunction protection
03/1979
03/20/1979US4145608 Rotational reference position detecting apparatus
02/1979
02/27/1979US4141332 Encoded electrical control systems for vehicles
01/1979
01/16/1979US4134370 Engine with air-cooled non-contact ignition system
01/09/1979US4134112 Vapor-sensing protective system
01/09/1979US4133329 Electronic ignition device for internal combustion engines
10/1978
10/03/1978US4117820 Ignition circuit
09/1978
09/26/1978US4116188 Capacitor discharge type contactless ignition system for internal combustion engines
09/19/1978US4115758 Visual test indicator for ignition systems
09/19/1978US4114583 Triggered ignition system for internal combustion engines with anti-reverserunning control
09/05/1978US4111175 Apparatus for preventing afterburning in an internal combustion engine
08/1978
08/08/1978US4104881 Prevention of overheating of catalytic converter for engine exhaust gases
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